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sammy [17]
3 years ago
9

Expand and simplify 2(5x - 1) – (2x - 5) ​

Mathematics
1 answer:
horrorfan [7]3 years ago
3 0

Answer:

2(5x - 1) – (2x - 5)

=2(5x−1)−2x+5

=10x−2−2x+5

=(10x−2x)+(−2+5)

=8x+3

Step-by-step explanation:

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PLEASE ANSWER
Anni [7]

x is the independent variable.

y is the dependent variable.

-3 is the rate of change (slope).

-7 is the initial value.

Step-by-step explanation:

The form of the linear relation is y = m x + b, where

  • m is the rate of change (slope)
  • b is the initial value(value of y at x = 0)
  • x is the independent variable
  • y is the dependent variable

∵ The equation of the line is y = -3 x - 7

- Compare it with the form above

∴ m = -3

∵ m is the rate of change

∴ The rate of change is -3

∴ b = -7

∵ b is the initial value

∴ The initial value is -7

∵ y depends on x

∴ x is the independent variable

∴ y is the dependent variable

x is the independent variable.

y is the dependent variable.

-3 is the rate of change (slope)

-7 is the initial value.

Learn more:

You can learn more about the linear equations in brainly.com/question/4152194

#LearnwithBrainly

7 0
3 years ago
The short side of a triangle is always opposite the
Goryan [66]
That would be B
- smallest  angle
7 0
3 years ago
A window is designed as shown below. Find the value of x
Alex787 [66]

Answer:

x=20

Step-by-step explanation:

We know that a line is 180 degrees, and the base of the cemi-circle is a line. So,  we would have:

x+7x+x=180

9x=180

x=20

Hope this helps!!

6 0
3 years ago
Read 2 more answers
Four small cakes are shared equally among 5 children what part does each child receive?
erastova [34]

Answer:

0.8 of a cake

Step-by-step explanation:

all you do is divide 4 by 5

4 0
3 years ago
Locate the prepositional phrase and type it in the blank. Then, identify the function of the phrase. Above the door hung a horse
olga_2 [115]
“Above the door” is the prepositional phrase but I can’t help you you it’s the second part, sorry.
3 0
3 years ago
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